function qingjia(){
	var x = document.forms["Form"]["text-no"].value;
	if(x=="" || x!=10 || isNaN(x)){
		alert("请输入正确的学号信息");
		return false;
	}
	x = document.forms["Form"]["teacher-no"].value;
	if(x=="" || x!=10 || isNaN(x)){
		alert("请输入正确的教师编号");
		return false;
	}
}
